TY  - GEN
AU  - Alhazen
AU  - Sabra,A.I.
TI  - The Optics of Ibn al-Haytham: Books I-III on direct vision 
T2  - Studies of the Warburg Institute
SN  - 0854810722
U1  - 535.09021 
PY  - 1989///
CY  - London
PB  - Warburg Institute, University of London
KW  - Optics
KW  - Early works to 1800
KW  - BUEsh
KW  - PPhrm
KW  - NNUR
KW  - August2015
N1  - Includes bibliographical references and indexes; v. 1. Translation -- v. 2. Introduction, commentary, glossaries, concordance, indices
ER  -